book Maths Puzzle Numerical Ability

i go to a self directed non traditional high school and im having a hard time trying to figure out how to graph a quadratic equasion

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book Other Question

3/x+2 - x/x-3

Can someone please helpe me to solve this? I appreciate it very, very much!
the perimeter of a church window is 60 inches. if the window is in the shape of a regular pentagon, what is the length of each side of the window?